Gregorio del Pilar, Province of Ilocos Sur

Summary data
Typemunicipality
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
Barangay count7
Postal code2720
Coastal/Landlockedlandlocked
Marine waterbodiesnone (landlocked)
Philippine major island(s)Luzon
Area (2007)41.66 km2 (16.09 sq mi)
Population (2015)4,875
Density (2015)117 / km2 (303 / sq mi)
Coordinates17° 9' North, 120° 37' East (17.1481, 120.6109)
Estimated elevation above sea level303.9 meters (996.7 feet)

Gregorio del Pilar, formerly known as Concepcion, is a landlocked municipality in the coastal province of Ilocos Sur.

The municipality has a land area of 41.66 square kilometers or 16.09 square miles which constitutes 1.60% of Ilocos Sur's total area. Its population as determined by the 2015 Census was 4,875. This represented 0.71% of the total population of Ilocos Sur province, or 0.10% of the overall population of the Ilocos Region. Based on these figures, the population density is computed at 117 inhabitants per square kilometer or 303 inhabitants per square mile.

Barangays

Gregorio del Pilar has 7 barangays as shown in the following table.

Demographic profile of barangays
BarangayPopulation percentage (2015)Population (2015)Population (2010)Change (2010‑2015)Annual Population Growth Rate (2010‑2015)
Alfonso19.65%958964-0.62%-0.12%
Bussot10.85%52940630.30%5.17%
Concepcion16.92%82571814.90%2.68%
Dapdappig10.99%53648111.43%2.08%
Matue‑Butarag15.82%77167214.73%2.65%
Poblacion Norte12.64%61648327.54%4.74%
Poblacion Sur13.13%64049529.29%5.01%
Gregorio del Pilar Total4,8754,21915.55%2.79%

Economy

According to the Bureau of Local Government Finance, the annual regular revenue of Gregorio del Pilar for the fiscal year of 2016 was 152,860,164.70.

details
Fiscal YearAnnual Regular IncomeChange
200924,995,679.37
201057,471,151.94129.92%
201159,892,364.024.21%
201253,209,316.61-11.16%
201348,957,884.37-7.99%
201429,083,137.55-40.60%
201556,400,224.3393.93%
2016152,860,164.70171.03%

End notes:

  • Annual Regular Income = Locally Sourced Revenue + Internal Revenue Allotment (IRA) Current Year + Other Shares from National Tax Collection
  • Locally Sourced Revenue = Real Property Tax (General Fund) + Tax on Business + Other Taxes + Regulatory Fees + Service/User Charges + Receipts from Economic Enterprises

Demographics

Population by age group

According to the 2015 Census, the age group with the highest population in Gregorio del Pilar is 20 to 24, with 465 individuals. Conversely, the age group with the lowest population is Under 1, with 76 individuals.

details
Age groupPopulation (2015)
Under 176
1 to 4345
5 to 9395
10 to 14426
15 to 19401
20 to 24465
25 to 29440
30 to 34414
35 to 39320
40 to 44272
45 to 49259
50 to 54244
55 to 59244
60 to 64175
65 to 69117
70 to 7484
75 to 7983
80 and over115
Total4,875

Historical population

The population of Gregorio del Pilar grew from 2,164 in 1960 to 4,875 in 2015, an increase of 2,711 people. The latest census figures in 2015 denote a positive growth rate of 2.79%, or an increase of 656 people, from the previous population of 4,219 in 2010.

details
Census datePopulationGrowth rate
2,164
2,6572.03%
2,9502.12%
3,0800.87%
3,4171.04%
3,9402.70%
4,1341.04%
4,3080.57%
4,219-0.76%
4,8752.79%

Location

The municipal center of Gregorio del Pilar is situated at approximately 17° 9' North, 120° 37' East, in the island of Luzon. Elevation at these coordinates is estimated at 303.9 meters or 996.7 feet above mean sea level.


Distances

Based on the great-circle distance (the shortest distance between two points over the surface of the Earth), the cities closest to Gregorio del Pilar are Candon, Vigan, San Fernando, Baguio, Tabuk, and Batac. The nearest municipalities are Quirino, Salcedo, San Emilio, Sigay, Lidlidda, and Galimuyod. Its distance from the national capital is 285.75 kilometers (177.56 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

  • Candon, Ilocos Sur, 17.99 kilometers (11.18 miles) to the West‑Northwest (N75°W)
  • Vigan, Ilocos Sur, 52.71 kilometers (32.75 miles) to the North‑Northwest (N27°W)
  • San Fernando, La Union, 66.90 kilometers (41.57 miles) to the South‑Southwest (S28°W)
  • Baguio, 81.48 kilometers (50.63 miles) to the South (S1°W)
  • Tabuk, Kalinga, 93.33 kilometers (57.99 miles) to the East‑Northeast (N71°E)
  • Batac, Ilocos Norte, 100.67 kilometers (62.56 miles) to the North (N3°W)

Distance from Manila: 285.75 kilometers (177.56 miles) to the South (S8°E)

National rankings

  • Population (2015): 4,875, ranked 1,586 out of 1,634
  • Land area (2007): 16.09 square kilometers, ranked 1,448 out of 1,634
  • Population density (2015): 117 inhabitants per square kilometer, ranked 1,259 out of 1,634
  • Annual population growth rate (2010 to 2015): 2.79%, ranked 711 out of 1,634

Notes

  1. Unless otherwise specified, population count (excluding percentages) and land area figures are derived from the Philippine Statistics Authority.
  2. Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
  3. Postal code information is from the Philippine Postal Corporation.
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